package com.atguigu.gulimall.coupon.service.impl;

import com.atguigu.common.to.MemberPrice;
import com.atguigu.common.to.SkuReductionTo;
import com.atguigu.gulimall.coupon.entity.MemberPriceEntity;
import com.atguigu.gulimall.coupon.entity.SkuLadderEntity;
import com.atguigu.gulimall.coupon.service.MemberPriceService;
import com.atguigu.gulimall.coupon.service.SkuLadderService;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;

import com.atguigu.gulimall.coupon.dao.SkuFullReductionDao;
import com.atguigu.gulimall.coupon.entity.SkuFullReductionEntity;
import com.atguigu.gulimall.coupon.service.SkuFullReductionService;


@Service("skuFullReductionService")
public class SkuFullReductionServiceImpl extends ServiceImpl<SkuFullReductionDao, SkuFullReductionEntity> implements SkuFullReductionService {


    @Autowired
    SkuLadderService skuLadderService;
    @Autowired
    MemberPriceService memberPriceService;

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuFullReductionEntity> page = this.page(
                new Query<SkuFullReductionEntity>().getPage(params),
                new QueryWrapper<SkuFullReductionEntity>()
        );

        return new PageUtils(page);
    }

    @Override
    public void saveSkuReduciotn(SkuReductionTo to) {
        if (to == null) {
            return;
        }
        // sku的优惠、满减等信息（[gulimall_sms]-sms_sku_ladder + sms_sku_full_reduction + sms_member_price）

        // 1、保存满减打折（sms_sku_ladder）
        SkuLadderEntity skuLadderEntity = new SkuLadderEntity();
        skuLadderEntity.setSkuId(to.getSkuId());
        skuLadderEntity.setFullCount(to.getFullCount());
        skuLadderEntity.setDiscount(to.getDiscount());
        skuLadderEntity.setAddOther(to.getCountStatus());
        if (to.getFullCount() > 0) {
            skuLadderService.save(skuLadderEntity);
        }

        // 2、保存满减信息 sms_sku_full_reduction
        SkuFullReductionEntity reductionEntity = new SkuFullReductionEntity();
        BeanUtils.copyProperties(to, reductionEntity);
        if (reductionEntity.getFullPrice() != null && reductionEntity.getFullPrice().compareTo(BigDecimal.ZERO) > 0) {
            this.save(reductionEntity);
        }

        // 3、保存会员价格（sms_member_price）
        List<MemberPrice> memberPriceList = to.getMemberPrice();
        List<MemberPriceEntity> memberPriceEntityList = memberPriceList.stream().map(item -> {
            MemberPriceEntity priceEntity = new MemberPriceEntity();
            priceEntity.setSkuId(to.getSkuId());
            priceEntity.setMemberLevelId(item.getId());
            priceEntity.setMemberLevelName(item.getName());
            priceEntity.setMemberPrice(item.getPrice());
            priceEntity.setAddOther(1); // 默认可叠加
            return priceEntity;
        }).collect(Collectors.toList());
        memberPriceService.saveBatch(memberPriceEntityList);

    }

}












































